can explain
Verbo regular: explain - explained- explained

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can explain
you can explain
he can explain
we can explain
you can explain
they can explain 	I can be explaining
you can be explaining
he can be explaining
we can be explaining
you can be explaining
they can be explaining	I can have explained
you can have explained
he can have explained
we can have explained
you can have explained
they can have explained	I can have been explaining
you can have been explaining
he can have been explaining
we can have been explaining
you can have been explaining
they can have been explaining	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot explain
you cannot explain
he cannot explain
we cannot explain
you cannot explain
they cannot explain 	I cannot be explaining
you cannot be explaining
he cannot be explaining
we cannot be explaining
you cannot be explaining
they cannot be explaining	I cannot have explained
you cannot have explained
he cannot have explained
we cannot have explained
you cannot have explained
they cannot have explained	I cannot have been explaining
you cannot have been explaining
he cannot have been explaining
we cannot have been explaining
you cannot have been explaining
they cannot have been explaining	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I explain?
can you explain?
can he explain?
can we explain?
can you explain?
can they explain? 	can I be explaining?
can you be explaining?
can he be explaining?
can we be explaining?
can you be explaining?
can they be explaining? 	can I have explained?
can you have explained?
can he have explained?
can we have explained?
can you have explained?
can they have explained? 	can I have been explaining?
can you have been explaining?
can he have been explaining?
can we have been explaining?
can you have been explaining?
can they have been explaining? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not explain?
can you not explain?
can he not explain?
can we not explain?
can you not explain?
can they not explain? 	can I not be explaining?
can you not be explaining?
can he not be explaining?
can we not be explaining?
can you not be explaining?
can they not be explaining? 	can I not have explained?
can you not have explained?
can he not have explained?
can we not have explained?
can you not have explained?
can they not have explained? 	can I not have been explaining?
can you not have been explaining?
can he not have been explaining?
can we not have been explaining?
can you not have been explaining?
can they not have been explaining?